IAA Minor Planet Database| Epoch (TDB) | 2025-11-21 (JD 2461000.5) |
|---|---|
| Eccentricity (e) | 0.2897198861 ± 7.86e-09 |
| Semi-major axis (a) | 1.4230128228 AU ± 2.05e-09 |
| Inclination (i) | 55.88998229° ± 3.09e-06 |
| Long. of Asc. Node (Ω) | 171.12850988° ± 2.61e-07 |
| Arg. of Perihelion (ω) | 186.41639779° ± 2.68e-06 |
| Mean Anomaly (M) | 78.67106258° ± 2.83e-06 |
| Mean Motion (n) | 0.5806294447°/day ± 1.25e-09 |
| Perihelion dist (q) | 1.01073771 AU ± 1.13e-08 |
| Aphelion dist (Q) | 1.83528794 AU ± 1.15e-08 |
| Orbital Period | 1.69751344 yr ± 3.67e-09 |
| H (abs. magnitude) | 16.60 |
|---|---|
| G (slope) | 0.15 |
2001 EA18
| Source | IAA |
|---|---|
| Solution Date | 2026-06-01 |
| RMS Residual | 0.273″ |
| Uncertainty | 0 |
| Orbit Type | Apollo |
| MOID | 0.004382 AU |
| Observations Used | 1752 |
| Radar Obs Used | 3 |
| Gaia Obs Used | 58 |
| Oppositions | 25 |
| Arc Total | 1955-2025 |
| First Observation Used | 1955-04-24 |
| Last Observation Used | 2025-07-08 |
| Date | Type | RA | Dec | Mag | Band | Observatory |
|---|---|---|---|---|---|---|
| 2018-09-10 22:56:04 | C | 18 03 31.24 | +57 31 44.2 | – | q | C23 |
| 2018-09-10 23:05:55 | C | 18 03 30.82 | +57 29 50.3 | – | q | C23 |
| 2018-09-10 23:19:02 | C | 18 03 30.26 | +57 27 17.8 | – | q | C23 |
| 2018-09-10 23:28:53 | C | 18 03 29.86 | +57 25 23.3 | – | q | C23 |
| 2018-09-10 23:48:33 | C | 18 03 29.07 | +57 21 33.4 | – | q | C23 |
| 2018-09-10 23:58:05 | C | 18 03 28.73 | +57 19 41.9 | – | q | C23 |
| 2018-09-11 01:05:37 | C | 18 03 26.51 | +57 06 25.0 | – | q | C23 |
| 2018-09-11 01:11:51 | C | 18 03 26.32 | +57 05 11.0 | – | q | C23 |
| 2018-09-11 01:18:25 | C | 18 03 26.13 | +57 03 53.2 | – | q | C23 |
| 2018-09-11 05:24:26 | C | 18 03 17.48 | +56 15 41.6 | – | V | 703 |
| 2018-09-11 05:40:04 | C | 18 03 16.62 | +56 12 26.5 | – | V | 703 |
| 2018-09-11 05:47:53 | C | 18 03 16.18 | +56 10 48.6 | – | V | 703 |
| 2018-09-11 07:59:54 | C | 18 03 12.30 | +55 43 43.4 | – | U | T05 |
| 2018-09-11 08:12:35 | C | 18 03 11.51 | +55 41 00.1 | – | U | T05 |
| 2018-09-11 08:24:08 | C | 18 03 10.81 | +55 38 31.2 | – | U | T05 |
| 2018-09-11 19:33:10 | C | 18 02 53.49 | +53 06 46.1 | – | t | K85 |
| 2018-09-11 19:54:10 | C | 18 02 52.22 | +53 01 38.9 | – | t | K85 |
| 2018-09-11 20:13:00 | C | 18 02 51.13 | +52 57 02.1 | – | t | K85 |
| 2018-09-11 20:48:07 | C | 18 02 47.39 | +52 48 17.8 | – | t | L04 |
| 2018-09-11 20:55:47 | C | 18 02 47.00 | +52 46 23.0 | – | t | L04 |
| 2018-09-11 20:59:02 | C | 18 02 46.85 | +52 45 34.8 | – | t | L04 |
| 2018-09-11 21:04:19 | C | 18 02 46.59 | +52 44 16.0 | – | t | L04 |
| 2018-09-11 21:07:57 | C | 18 02 46.41 | +52 43 21.4 | – | t | L04 |
| 2018-09-12 04:27:53 | C | 18 02 33.44 | +50 50 23.4 | 13.7 | r | 718 |
| 2018-09-12 04:31:10 | C | 18 02 33.26 | +50 49 29.9 | 13.7 | r | 718 |
| 2018-09-12 04:34:24 | C | 18 02 33.07 | +50 48 37.4 | 13.6 | r | 718 |
| 2018-09-12 04:37:38 | C | 18 02 32.88 | +50 47 44.6 | 13.6 | r | 718 |
| 2018-09-12 04:40:52 | C | 18 02 32.71 | +50 46 51.9 | 13.6 | r | 718 |
| 2018-09-12 20:35:01 | n | 18 02 03.69 | +46 01 10.7 | – | q | Z92 |
| 2018-09-12 21:00:31 | n | 18 02 02.30 | +45 52 41.1 | – | q | Z92 |
| 2018-09-12 21:58:31 | n | 18 01 59.30 | +45 33 10.4 | – | q | Z92 |
| 2018-09-13 07:09:33 | C | 18 01 40.92 | +42 17 37.0 | – | U | T08 |
| 2018-09-13 07:12:15 | C | 18 01 40.74 | +42 16 35.4 | – | U | T08 |
| 2018-09-13 07:20:58 | C | 18 01 40.16 | +42 13 15.7 | – | U | T08 |
| 2018-09-13 07:23:42 | C | 18 01 39.98 | +42 12 13.1 | – | U | T08 |
| 2018-09-13 07:39:46 | C | 18 01 38.97 | +42 06 02.7 | – | U | T08 |
| 2018-09-13 07:40:26 | C | 18 01 38.90 | +42 05 47.8 | – | U | T08 |
| 2018-09-13 07:45:17 | C | 18 01 38.59 | +42 03 56.1 | – | U | T08 |
| 2018-09-13 20:16:48 | C | 18 01 18.34 | +36 52 33.8 | – | V | J27 |
| 2018-09-13 20:24:51 | C | 18 01 17.83 | +36 48 56.3 | – | V | J27 |
| 2018-09-13 20:30:18 | C | 18 01 17.51 | +36 46 29.4 | – | V | J27 |
| 2018-09-13 21:06:33 | C | 18 01 15.16 | +36 29 40.0 | – | t | K85 |
| 2018-09-13 21:33:36 | C | 18 01 13.80 | +36 17 18.7 | – | t | K85 |
| 2018-09-13 21:50:47 | C | 18 01 12.97 | +36 09 26.5 | – | t | K85 |
| 2018-09-13 22:13:49 | C | 18 01 12.36 | +35 58 52.6 | – | V | Z80 |
| 2018-09-13 22:15:48 | C | 18 01 12.27 | +35 57 58.1 | – | V | Z80 |
| 2018-09-13 22:17:46 | C | 18 01 12.18 | +35 57 03.5 | – | V | Z80 |
| 2018-09-13 22:19:44 | C | 18 01 12.08 | +35 56 08.9 | – | V | Z80 |
| 2018-09-13 22:21:53 | C | 18 01 11.98 | +35 55 09.3 | – | V | Z80 |
| 2018-09-13 22:24:04 | C | 18 01 11.88 | +35 54 08.4 | – | V | Z80 |
| Epoch (UTC) | Value | Sigma | Units | Freq (MHz) | Receiver | Transmitter |
|---|---|---|---|---|---|---|
| 2018-09-13 23:09:00 | 70063993.65 | 1.6 | us | 2380 | -1 | -1 |
| 2018-09-14 22:36:00 | 61266356.76 | 1 | us | 2380 | -1 | -1 |
| 2018-09-15 22:30:00 | 56169652 | 0.6 | us | 2380 | -1 | -1 |